Walker 235-91538 Engine Camshaft Position Sensor

Camshaft Position Sensor for Porsche Applications

Walker 235-91538 is an engine camshaft position sensor built for precise camshaft speed and position tracking. It supports accurate synchronization of valve timing and fuel injection, helping the engine control module manage ignition and fuel delivery with consistent input.

Compatible With 2003-2005 Porsche 911, 2004-2005 Porsche Carrera GT, and 2003-2004 Porsche Boxster. This Walker Full Service Kit application is a direct-fit solution for Porsche models that require reliable camshaft position signal feedback.

Key Features

• Blade terminal design with 3 terminals
• Oblong connector shape for application-specific fitment
• Male connector with female and male terminal genders as specified
• Mounting bracket included for secure installation
• Hall Effect or magnetic induction sensing technology for accurate signal output
• Built for stable operation in demanding engine environments

Product Line Details

Walker Products Full Service Kit parts are organized for service-focused replacement needs, with fitment and connector details matched to the vehicle application. Walker 235-91538 follows that approach by combining the sensor, connector style, and mounting provisions needed for the listed Porsche models.

Detailed Description

The Walker camshaft position sensor monitors camshaft location and rotational speed so the engine control module can maintain proper timing strategy. On Porsche 911, Carrera GT, and Boxster applications, accurate camshaft signal data supports smooth idle quality, responsive throttle behavior, efficient fuel delivery, and lower emissions output. Part number 235-91538 is specified for 2003-2005 Porsche 911, 2004-2005 Porsche Carrera GT, and 2003-2004 Porsche Boxster service needs.

This part cross-references no listed aftermarket part numbers for the same application.

Common Issues This Part Can Address

• Intermittent camshaft signal loss
• Hard starting or extended crank time
• Rough idle or unstable engine operation
• Check engine light related to camshaft position input
• Poor fuel control caused by inaccurate timing feedback

Installation Notes and Tips

Verify connector shape, terminal count, and mounting bracket location before installation. Inspect the harness connector for corrosion, bent terminals, or oil intrusion, and confirm the sensor seats fully in the mounting point. After installation, clear diagnostic trouble codes and confirm proper engine operation with a scan tool if required.

Quality Assurance

Walker Products manufactures this camshaft position sensor for consistent signal accuracy and dependable operation in automotive service environments. Part number 235-91538 is built to support the listed Porsche fitments with the specified connector and mounting configuration.